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The Town of Summit is located in Grant County in the state of South Dakota (SD).

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Summit, South Dakota, a Town, in Grant County.
Latest Summit, SD News:

More News Resources for Summit
County Level News: Grant County News
State Level News: State of South Dakota News
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Summit, SD Map (Interactive)

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Summit Latitude: 45.3868 Longitude: -97.0435

The Zip Code for Summit, SD is: 57266

We also provide additional resources for the rest of Grant County and the State of South Dakota.

The Town of Summit

Facts & Data:

Summit South Dakota Physical Characteristics:

The Town of Summit has an area of 0.6 square miles
  • Land: 0.56016833976834 Sq. Mi. (100.00%)
  • Water: 0 Sq. Mi.(0.00%)
The Summit Town takes up 0.1% of the area of Grant County.

Map Location Coordinates:

  • Latitude: +45.3056860
  • Longitude: -097.0393655
Summit Land Water Pie Chart

Summit, SD Climate Information:

  • Average Temperature: 42.5°F
  • Average Rainfall: 25.19 inches
  • Average Snowfall: 52.5 inches
*Based on annual average for Weather Station USC00398116 SUMMIT 1 W
Latitude: 45.3036 Longitude: -97.0625 Elevation: 595.9 feet.

Summit, SD Population Data:

According to the 2010 U.S. Census, the population of Summit was 288 people, which is 3.9 % of the entire population of Grant County.


  • 53.13% Male
  • 46.88% Female


  • 63.542% White
  • 0.347% Black
  • 0.347% Asian
  • 29.17% American Indian/Alaskan Native
  • 0.00% Pacific Islander
  • 6.597% Mixed
  • 0.000% Other


  • 98.96% Not Hispanic or Latino
  • 1.04% Hispanic or Latino
Summit Race Population Ring Chart

Summit, SD Housing Information:

Average Household Size: 2.6
Number of Residences: 129
  • Occupied: 112 (86.82%)
  • Vacant: 17 (13.18%)
Spotlight Left Summit Business Spotlight
Summit High School
821103 - Schools
400 Sheridan Ave E, Summit, South Dakota 57266-2112
Bruce Johnson (605) 398-6211 (605) 398-6311 http://www.summit.k12.sd.us
See more in the Summit Business Directory
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